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SCARABEO 500
- If different values are detected, adjust by loos-
ening the lock nut and operating on the set screw
with a screwdriver, as shown in the figure.
Refitting the timing chain
The ignition advance is determined electronically on the basis of parameters known by the control unit.
For this reason it is not possible to state the reference values based on the engine revs.
The ignition advance value can be measured at any time with the diagnostic tester.
It is possible to check whether the ignition advance determined by the injection system does in fact
correspond with the value actually activated on the engine, by means of the stroboscopic light.
Specific tooling
AP8140595 Axone + battery charger (230V 50Hz)
AP8202311 Axone + battery charger (110V 60Hz)
020330Y Stroboscopic light for timing checking
Proceed as follows:
- Remove the external transmission cover as de-
scribed in the «Automatic transmission» chapter.
- Remove the cap to inspect the TDC reference
found between the flywheel and cover housing.
Refer to the «Flywheel cover» chapter.
Engine
ENG - 195
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